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Ac relay and DC relay?
what is the meaning of ac relay and dc relay EDIT: a DC relay is simply a coil and core that pulls on an armature. An AC relay usually needs a shaded-pole core (couple of copper loops) to prevent the armature from vibrating at 60 cycles or so. The core, also, is laminated steel like a transformer; so is the armature to help contain the magnetic field. You should not substitute a DC rated relay for an AC , but the reverse should be ok, if voltage and current ratings are the same.
What is the function of armature winding of a motor?
Armature is a rotating part of the machine, the coil which wound in the core of that rotating part.
What is the physical specifications of armature?
The physical specifications of an armature can vary widely depending on its application, but generally, it consists of a core made of laminated iron or steel to reduce eddy current losses. The armature typically includes windings of insulated copper or aluminum wire wound around the core. Dimensions such as diameter, length, and number of turns are tailored to optimize performance for specific motors or generators. Additionally, the armature may include features like commutators or slip rings, depending on the type of machine.
What is armature or rotor?
An armature, often referred to as a rotor in the context of electric motors and generators, is the rotating component that generates electromagnetic force. In electric machines, the armature typically consists of coils of wire wound around a core, which produces electricity when it moves through a magnetic field. In motors, the armature receives electrical current, creating a magnetic field that interacts with the stator to produce motion. The design and function of the armature are crucial for the efficiency and performance of the machine.
What is the function of armature core in dc generator?
this is wer the armature conductors ar being mounted,therefor it helps the flexibility of armature conductors.
What is the main material in a motor armature?
Instead of a single piece of metal, the armature is made up of laminated thin metal plates. The thickness of the laminations is determined by the supply frequency. They are approximately 0.5mm thick. For the armature core, silicon steel laminates are used to reduce eddy currents and hysteresis losses.
Why armature core is laminated in dc machine?
to reduce the eddy current loss in the machine
Ac relay and DC relay?
what is the meaning of ac relay and dc relay EDIT: a DC relay is simply a coil and core that pulls on an armature. An AC relay usually needs a shaded-pole core (couple of copper loops) to prevent the armature from vibrating at 60 cycles or so. The core, also, is laminated steel like a transformer; so is the armature to help contain the magnetic field. You should not substitute a DC rated relay for an AC , but the reverse should be ok, if voltage and current ratings are the same.
What is the function of armature winding of a motor?
Armature is a rotating part of the machine, the coil which wound in the core of that rotating part.
What is the purpose of an armature?
An armature is a component in an electric motor that interacts with the magnetic field to produce motion. It consists of windings where electrical current flows, creating a magnetic field that interacts with the field from the stator to generate torque and rotate the motor.
Why do you get a typical sound when the transformer is put into operation?
vibration of the transformer's laminated core in response to the AC magnetic field.
Why is the core laminated?
The iron core of Transformers is laminated to reduce eddy currents, which cause a loss of energy.
What is the physical specifications of armature?
The physical specifications of an armature can vary widely depending on its application, but generally, it consists of a core made of laminated iron or steel to reduce eddy current losses. The armature typically includes windings of insulated copper or aluminum wire wound around the core. Dimensions such as diameter, length, and number of turns are tailored to optimize performance for specific motors or generators. Additionally, the armature may include features like commutators or slip rings, depending on the type of machine.
Why the core is laminated in TF?
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What is armature core?
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How Core losses can be reduced?
by using the laminated core
Why don't the Earth's geographic poles coincide with the magnetic poles?
The geographic poles and magnetic poles of the Earth are different because they are determined by different factors. The geographic poles are the points on the Earth's surface where its axis of rotation intersects, while the magnetic poles are based on the Earth's magnetic field generated by its core. The movement of molten iron in the outer core creates the Earth's magnetic field, which can cause the magnetic poles to shift and not align perfectly with the geographic poles.
